Blue M4 Metro Line

26/03/2019

On the 25^th of March the second of two TBMs excavating the tunnels of the Western Section (from S.Cristoforo to Solari), which is part of the Blue M4 metro line in Milan reached the Tolstoj Station. The TBM achieved this in only 15 days, having excavated 385 m between Frattini and Tolstoj.

For further information please click here and it/16 for the tunnelbuilder archive and also visit www.metro4milano.it and http://www.metro4milano.it/wordpress/wp-content/uploads/2019/03/Ingresso-TBM-binario-pari-in-staz.-Tolstoj-2-768x1024.jpg 13/19.